10691226 has 96 divisors (see below), whose sum is σ = 29248128. Its totient is φ = 2747520.

The previous prime is 10691183. The next prime is 10691237. The reversal of 10691226 is 62219601.

It is a super-2 number, since 2×10691226² = 228604626766152, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10691226.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 99865 + ... + 99971.

It is an arithmetic number, because the mean of its divisors is an integer number (304668).

Almost surely, 2^10691226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10691226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14624064).

10691226 is an abundant number, since it is smaller than the sum of its proper divisors (18556902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10691226 is a wasteful number, since it uses less digits than its factorization.

10691226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 193 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 10691226 is about 3269.7440266785. The cubic root of 10691226 is about 220.2972977891.

The spelling of 10691226 in words is "ten million, six hundred ninety-one thousand, two hundred twenty-six".